Relation of Accumulated Sediment with Coral Reef Cover in the Lagoi Waters Bintan Regency Kepulauan Riau Province

Abstract

ABSTRACT

This research was conducted in Lagoi Waters Banyan Tree Bintan Region to observe  effect accumulated sediment on coral. Three stations were selected forthe measurement of accumulated sediment was conducted using sediment traps which is apllied in the station of coral observation for 21 days. Point Intercept Transect (PIT) was used for the observation of coral reef. Regression analyses was applied clarify the correlation between accumulated sediment  and coral reef. The result of this study showed that the rate of accumulated sediment  in all observation stations ranged from 1.49 – 2.90 mg/cm²/day. The effect can be categorized as low to medium. The condition of coral reef in Lagoi Waters Banyan Tree Bintan Region is classified in good, indicated by  percentage of coral cover in observation stations ranged between 50-74%. The result of regression analysis showed that the accumulated has negative impact of life coral reef in Lagoi Waters Banyan Tree Bintan Region.

Keywords : Accumulated sediment, Coral reef, Lagoi Waters.